1.Reliable material: these magnetic drawing pens are made of ABS plastic, come with a magnetic tip, which are reliable to use; Screw fixation makes them sturdy and not easy to break, writing smooth; They come with string on the top, which are convenient to hang from the drawing board so that it is not easy to lose 2.Quantity and Size: you will get a total of 3 magnetic pens, enough quantity for you to use and replace, even provides convenience to play the magnetic drawing board with friends together; Drawing boards are not included; Each drawing board pen measures approx. 10 x 1.2 cm/ 3.9 x 0.48 inches, proper size is convenient to use 3.Fine Function: magnetic stylus pen suit for magnetic writing board, After writing or drawing, you can erase them and then start over; It is very convenient for you to write or paint, but please note that this magnetic pen is only suitable for the drawing board in the picture 4.Nice gift: magnet replacement pen is nice gift for your guys on birthday, Christmas, party and so on, its bright color and elegant design will easily catch the attention of people, which not only help them stay away from their smartphones, TVs and computers, but also improve their creativity and hand-eye coordination 5.Wide application: this replacement stylus pen can be applied at home, in kindergarten, in class, in the park, in the summer camp, in a hobby class, and so on, which is a nice aid tool to your guys in learning, drawing, calculating, and creating Specifications:Material: PlasticColor:YellowSuitable for children aged 3 years and overWeight: 40gSize:Length- 3.9in,Widest diameter- 0.48inQuantity: 3xMagnetic PensFunction: Painting,Doodle and Learning ToolPackage Included:3 x Replacement Magnetic PensAttention:Use by young children should be supervised by adult.Note: 1.The magic magnetic pen is shipped randomly. (including pen color, pen point upgrade) 2.Upgrade the magnetic pen, the magnet is hidden in the pen.